Texas Cooperative Wildlife Collection list of species found in the county.

Information about and pictures of all the known species of butterflies in the county.

Current and historical information about Marion County.

Jefferson, Texas area information. Includes attractions, lodging, postcards, dining, business directory, and calendar of events.

Population, demographic, and housing information from the 1990 census. Link to Tiger map of the county.

Information about politicians that lived or died in the county.